Home / 1,119,977.82-1,545,570.95-610,680.20

Finding the Fourth Proportional to 1,119,977.82, 1,545,570.95 and 610,680.20

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Solution

The fourth proportional to 1,119,977.82, 1,545,570.95 and 610,680.20 is: 842,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,977.82 : 1,545,570.95 = 610,680.20 : x
  2. Step 2: Convert to fraction form
    1,119,977.82/1,545,570.95 = 610,680.20/x
  3. Step 3: Cross multiply
    1,119,977.82x = 1,545,570.95 × 610,680.20
  4. Step 4: Simplify right side
    1,119,977.82x = 943,849,566,078.93
  5. Step 5: Solve for x
    x = 943,849,566,078.93/1,119,977.82
  6. Step 6: Final answer
    x = 842,739.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.